Q: Is 421,853 a Prime Number?
A: No, 421,853 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 421853 can be evenly divided by 1 97 4,349 and 421,853, with no remainder.
Since 421,853 cannot be divided by just 1 and 421,853, it is not a prime number.